Distributed Transmission and Spatially Coupled Forward Error Correction in Regenerative Multipoint-to-Point Networks

Laurent Schmalen,Tobias A. Eriksson,Fred Buchali,Roman Dischler,Ulrich Gebhard

43RD EUROPEAN CONFERENCE ON OPTICAL COMMUNICATION (ECOC 2017)（2022）

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摘要

We investigate the performance of coded modulation for multi-hop regenerative optical networks. We analyze options for computing decoder input LLRs, show reach increases by optimized regenerator placement and experimentally compare strategies and guidelines for distributed FEC.

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关键词

distributed transmission,forward error correction,multipoint-to-point networks,multihop regenerative optical networks,decoder input LLRs,optimized regenerator placement,distributed FEC,coded modulation performance

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